dorsal medical term

Medical Definition of dorsal

(Entry 1 of 2) 1a : being or located near, on, or toward the upper surface of an animal (as a quadruped) opposite the lower or ventral surface. b : being or located near, on, or toward the back or posterior part of the human body.

What does dorsal surface mean in anatomy?

adjective. of, relating to, or situated at the back, or dorsum. Anatomy, Zoology. situated on or toward the upper side of the body, equivalent to the back, or posterior, in humans.

What is the dorsal anatomy?

On a human body, dorsal (i.e., posterior) refers to the back portion of the body, whereas ventral (i.e., anterior) refers to the front part of the body. The terms dorsal and ventral are also often used to describe the relative location of a body part.

What is the prefix for dorsal?

Dors- = prefix denoting the back (from dorsum, Latin) Dorsal = situated close to the back of body or the posterior of an organ. Dorsoventral = extending from back to front surface.

What is posterior in medical terms?

Listen to pronunciation. (pos-TEER-ee-er) In human anatomy, has to do with the back of a structure, or a structure found toward the back of the body.

What is ventral surface?

Ventral: Pertaining to the front or anterior of any structure. The ventral surfaces of the body include the chest, abdomen, shins, palms, and soles. Ventral is as opposed to dorsal. From the Latin “venter” meaning belly.

What is dorsal surface in biology?

Dorsal: Relating to the back or posterior of a structure. As opposed to the ventral, or front, of the structure. Some of the dorsal surfaces of the body are the back, buttocks, calves, and the knuckle side of the hand.

What is dorsal and ventral view?

April 12, 2019. 4 min read. The main difference between dorsal and ventral is that dorsal refers to the back or upper side of an organism whereas ventral refers to the front or lower side. These are two anatomical terms used to describe the location of structures of the body in anatomy and embryology.

What is the difference between dorsal and posterior?

As adjectives the difference between dorsal and posterior

is that dorsal is (anatomy) with respect to, or concerning the side in which the backbone is located, or the analogous side of an invertebrate while posterior is located behind, or towards the rear of an object.

What is distal anatomy?

Distal refers to sites located away from a specific area, most often the center of the body. In medicine, it refers to parts of the body further away from the center. For example, the hand is distal to the shoulder. The thumb is distal to the wrist. Distal is the opposite of proximal.

What’s in the dorsal cavity?

The dorsal cavity is the entirety of the back; it consists of the brain stem and the entire spinal cord. It also consists of all the nerve plexuses and single nerves that exit the spinal cord via the spinal column.

Why is it called dorsal?

dorsal (adj.)

in anatomy, “of or pertaining to the back,” late 14c., from Old French dorsal (14c.) or directly from Medieval Latin dorsalis, corresponding to Latin dorsualis “of the back,” from dorsum “back,” which is of uncertain origin.

What does the prefix pre mean in medical terms?

Pre means “before.” Prefixes may also indicate a location, number, or time.

What does the prefix retro mean in medical terminology?

Prefix denoting backward or behind.

What is proximal in medical terms?

(PROK-sih-mul) In medicine, refers to a part of the body that is closer to the center of the body than another part. For example, the knee is proximal to the toes. The opposite is distal.

Why is it called posterior?

Posterior comes from the Latin word posterus, meaning “coming after”. Posterior is often used as a technical term in biology and medicine to refer to the back side of things, and is the opposite of anterior, which refers to the front side.

What is anterior to posterior?

Anterior refers to the front of the human body when used to describe anatomy. The opposite of anterior is posterior, meaning the back of the human body. The term anterior is typically used in combination with other words that describe the location of a body part.

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